Home / 8,042.13-12,061.71-2,777.13

Finding the Fourth Proportional to 8,042.13, 12,061.71 and 2,777.13

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Solution

The fourth proportional to 8,042.13, 12,061.71 and 2,777.13 is: 4,165.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,042.13 : 12,061.71 = 2,777.13 : x
  2. Step 2: Convert to fraction form
    8,042.13/12,061.71 = 2,777.13/x
  3. Step 3: Cross multiply
    8,042.13x = 12,061.71 × 2,777.13
  4. Step 4: Simplify right side
    8,042.13x = 33,496,936.69
  5. Step 5: Solve for x
    x = 33,496,936.69/8,042.13
  6. Step 6: Final answer
    x = 4,165.18

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.